Re: [lcd4linux] Evaluating conditional expression on strings

[yvecai <yv...@gm...>]

I would go for the tilde!

Michael Reinelt a écrit :
>> In my example,
>>     visible xmms(Status)=='Playing'?0:1
>> desn't work: the conditional test 'a'=='b'?0:1 desn't seem to work if 
>> 'a' and 'b' are strings.
>
> You are right: the operators '==' and '<>' are working on numbers only 
> (same as it is in Perl)
>
> Adding 'perlish' string tests 'eq' and 'ne' isn't that easy, for the 
> evaluator does not support alphanumeric operator tokens.
>
> Hmmm....
>
> any ideas anyone? Is there a senseful operator token for string compare?
>
> probably the tilde? a ~ b (equal) or a !~ b (not equal) ???
>
>
> bye, Michael
>
>